mirror of
https://github.com/klzgrad/naiveproxy.git
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219 lines
7.0 KiB
Python
Executable File
219 lines
7.0 KiB
Python
Executable File
#!/usr/bin/env python
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# Copyright 2017 The LUCI Authors. All rights reserved.
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# Use of this source code is governed under the Apache License, Version 2.0
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# that can be found in the LICENSE file.
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"""Bootstrap script to clone and forward to the recipe engine tool.
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*******************
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** DO NOT MODIFY **
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*******************
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This is a copy of https://chromium.googlesource.com/infra/luci/recipes-py/+/master/doc/recipes.py.
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To fix bugs, fix in the googlesource repo then run the autoroller.
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"""
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import argparse
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import json
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import logging
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import os
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import random
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import subprocess
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import sys
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import time
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import urlparse
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from collections import namedtuple
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from cStringIO import StringIO
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# The dependency entry for the recipe_engine in the client repo's recipes.cfg
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#
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# url (str) - the url to the engine repo we want to use.
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# revision (str) - the git revision for the engine to get.
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# path_override (str) - the subdirectory in the engine repo we should use to
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# find it's recipes.py entrypoint. This is here for completeness, but will
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# essentially always be empty. It would be used if the recipes-py repo was
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# merged as a subdirectory of some other repo and you depended on that
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# subdirectory.
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# branch (str) - the branch to fetch for the engine as an absolute ref (e.g.
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# refs/heads/master)
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# repo_type ("GIT"|"GITILES") - An ignored enum which will be removed soon.
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EngineDep = namedtuple('EngineDep',
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'url revision path_override branch repo_type')
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class MalformedRecipesCfg(Exception):
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def __init__(self, msg, path):
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super(MalformedRecipesCfg, self).__init__('malformed recipes.cfg: %s: %r'
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% (msg, path))
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def parse(repo_root, recipes_cfg_path):
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"""Parse is a lightweight a recipes.cfg file parser.
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Args:
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repo_root (str) - native path to the root of the repo we're trying to run
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recipes for.
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recipes_cfg_path (str) - native path to the recipes.cfg file to process.
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Returns (as tuple):
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engine_dep (EngineDep|None): The recipe_engine dependency, or None, if the
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current repo IS the recipe_engine.
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recipes_path (str) - native path to where the recipes live inside of the
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current repo (i.e. the folder containing `recipes/` and/or
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`recipe_modules`)
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"""
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with open(recipes_cfg_path, 'rU') as fh:
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pb = json.load(fh)
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try:
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if pb['api_version'] != 2:
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raise MalformedRecipesCfg('unknown version %d' % pb['api_version'],
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recipes_cfg_path)
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# If we're running ./doc/recipes.py from the recipe_engine repo itself, then
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# return None to signal that there's no EngineDep.
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if pb['project_id'] == 'recipe_engine':
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return None, pb.get('recipes_path', '')
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engine = pb['deps']['recipe_engine']
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if 'url' not in engine:
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raise MalformedRecipesCfg(
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'Required field "url" in dependency "recipe_engine" not found',
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recipes_cfg_path)
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engine.setdefault('revision', '')
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engine.setdefault('path_override', '')
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engine.setdefault('branch', 'refs/heads/master')
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recipes_path = pb.get('recipes_path', '')
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# TODO(iannucci): only support absolute refs
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if not engine['branch'].startswith('refs/'):
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engine['branch'] = 'refs/heads/' + engine['branch']
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engine.setdefault('repo_type', 'GIT')
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if engine['repo_type'] not in ('GIT', 'GITILES'):
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raise MalformedRecipesCfg(
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'Unsupported "repo_type" value in dependency "recipe_engine"',
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recipes_cfg_path)
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recipes_path = os.path.join(
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repo_root, recipes_path.replace('/', os.path.sep))
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return EngineDep(**engine), recipes_path
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except KeyError as ex:
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raise MalformedRecipesCfg(ex.message, recipes_cfg_path)
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_BAT = '.bat' if sys.platform.startswith(('win', 'cygwin')) else ''
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GIT = 'git' + _BAT
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VPYTHON = 'vpython' + _BAT
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def _subprocess_call(argv, **kwargs):
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logging.info('Running %r', argv)
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return subprocess.call(argv, **kwargs)
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def _git_check_call(argv, **kwargs):
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argv = [GIT]+argv
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logging.info('Running %r', argv)
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subprocess.check_call(argv, **kwargs)
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def _git_output(argv, **kwargs):
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argv = [GIT]+argv
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logging.info('Running %r', argv)
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return subprocess.check_output(argv, **kwargs)
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def parse_args(argv):
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"""This extracts a subset of the arguments that this bootstrap script cares
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about. Currently this consists of:
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* an override for the recipe engine in the form of `-O recipe_engin=/path`
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* the --package option.
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"""
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PREFIX = 'recipe_engine='
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p = argparse.ArgumentParser(add_help=False)
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p.add_argument('-O', '--project-override', action='append')
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p.add_argument('--package', type=os.path.abspath)
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args, _ = p.parse_known_args(argv)
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for override in args.project_override or ():
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if override.startswith(PREFIX):
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return override[len(PREFIX):], args.package
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return None, args.package
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def checkout_engine(engine_path, repo_root, recipes_cfg_path):
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dep, recipes_path = parse(repo_root, recipes_cfg_path)
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if dep is None:
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# we're running from the engine repo already!
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return os.path.join(repo_root, recipes_path)
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url = dep.url
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if not engine_path and url.startswith('file://'):
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engine_path = urlparse.urlparse(url).path
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if not engine_path:
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revision = dep.revision
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subpath = dep.path_override
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branch = dep.branch
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# Ensure that we have the recipe engine cloned.
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engine = os.path.join(recipes_path, '.recipe_deps', 'recipe_engine')
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engine_path = os.path.join(engine, subpath)
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with open(os.devnull, 'w') as NUL:
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# Note: this logic mirrors the logic in recipe_engine/fetch.py
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_git_check_call(['init', engine], stdout=NUL)
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try:
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_git_check_call(['rev-parse', '--verify', '%s^{commit}' % revision],
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cwd=engine, stdout=NUL, stderr=NUL)
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except subprocess.CalledProcessError:
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_git_check_call(['fetch', url, branch], cwd=engine, stdout=NUL,
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stderr=NUL)
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try:
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_git_check_call(['diff', '--quiet', revision], cwd=engine)
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except subprocess.CalledProcessError:
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_git_check_call(['reset', '-q', '--hard', revision], cwd=engine)
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return engine_path
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def main():
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if '--verbose' in sys.argv:
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logging.getLogger().setLevel(logging.INFO)
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args = sys.argv[1:]
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engine_override, recipes_cfg_path = parse_args(args)
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if recipes_cfg_path:
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# calculate repo_root from recipes_cfg_path
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repo_root = os.path.dirname(
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os.path.dirname(
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os.path.dirname(recipes_cfg_path)))
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else:
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# find repo_root with git and calculate recipes_cfg_path
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repo_root = (_git_output(
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['rev-parse', '--show-toplevel'],
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cwd=os.path.abspath(os.path.dirname(__file__))).strip())
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repo_root = os.path.abspath(repo_root)
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recipes_cfg_path = os.path.join(repo_root, 'infra', 'config', 'recipes.cfg')
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args = ['--package', recipes_cfg_path] + args
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engine_path = checkout_engine(engine_override, repo_root, recipes_cfg_path)
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return _subprocess_call([
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VPYTHON, '-u',
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os.path.join(engine_path, 'recipes.py')] + args)
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if __name__ == '__main__':
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sys.exit(main())
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